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Set Django IntegerField by choices=… name
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FWIW, if you need set it from a literal string (perhaps from a form, user input, or similar) you can then just do: thing.priority = getattr(thing, strvalue.upper()).
– mrooney
Feb 24 '13 at 23:22
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How can I reliably determine the type of a variable that is declared using var at design time?
...ainst just that statement. For example, suppose you have the method body:
String x = "hello";
var y = x.ToCharArray();
var z = from foo in y where foo.
and now we need to work out that foo is of type char. We build a database that has all the metadata, extension methods, source code types, and so...
How to show a dialog to confirm that the user wishes to exit an Android Activity?
...)
.setIcon(android.R.drawable.ic_dialog_alert)
.setTitle(R.string.quit)
.setMessage(R.string.really_quit)
.setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which)...
At runtime, find all classes in a Java application that extend a base class
...SubTypesOf(MyInterface.class);
Another example:
public static void main(String[] args) throws IllegalAccessException, InstantiationException {
Reflections reflections = new Reflections("java.util");
Set<Class<? extends List>> classes = reflections.getSubTypesOf(java.util.List....
Measuring text height to be drawn on Canvas ( Android )
...ght = bounds.height();
As you can see for the following images, different strings will give different heights (shown in red).
These differing heights could be a disadvantage in some situations when you just need a constant height no matter what the text is. See the next section.
Paint.FontMetrics
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Returning from a finally block in Java
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A simple Groovy Test:
public class Instance {
List<String> runningThreads = new ArrayList<String>()
void test(boolean returnInFinally) {
println "\ntest(returnInFinally: $returnInFinally)"
println "---------------------------------------------------------...
Why is January month 0 in Java Calendar?
...kes things like "arrays of names" easier:
// I "know" there are 12 months
String[] monthNames = new String[12]; // and populate...
String name = monthNames[calendar.get(Calendar.MONTH)];
Of course, this fails as soon as you get a calendar with 13 months... but at least the size specified is the n...
Using Default Arguments in a Function
... {
// single parameter, of object type SOMETHING
} else if (is_string($params)) {
// single argument given as string
} else if (is_array($params)) {
// params could be an array of properties like array('x' => 'x1', 'y' => 'y1')
} else if (func_num_args() == ...
Delete multiple records using REST
...ill think a single resource, at the specified URL, is being deleted. Query strings are opaque parts of the URL to these devices, so it doesn't matter how you specify your API, they are not privy to this knowledge so cannot behave differently.
– Nicholas Shanks
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How to append to a file in Node?
I am trying to append a string to a log file. However writeFile will erase the content each time before writing the string.
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